22525520232 has 16 divisors (see below), whose sum is σ = 56313800640. Its totient is φ = 7508506736.

The previous prime is 22525520219. The next prime is 22525520239. The reversal of 22525520232 is 23202552522.

It is a self number, because there is not a number n which added to its sum of digits gives 22525520232.

It is not an unprimeable number, because it can be changed into a prime (22525520239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 469281648 + ... + 469281695.

It is an arithmetic number, because the mean of its divisors is an integer number (3519612540).

Almost surely, 2^22525520232 is an apocalyptic number.

It is an amenable number.

22525520232 is an abundant number, since it is smaller than the sum of its proper divisors (33788280408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22525520232 is a wasteful number, since it uses less digits than its factorization.

22525520232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938563352 (or 938563348 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 30.

The spelling of 22525520232 in words is "twenty-two billion, five hundred twenty-five million, five hundred twenty thousand, two hundred thirty-two".